name: Image

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
    types: [ labeled, unlabeled, opened, synchronize, reopened ]

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions: {}

jobs:
  set-vars:
    permissions:
      contents: read
    if: github.repository == 'argoproj/argo-cd'
    runs-on: ubuntu-22.04
    outputs:
      image-tag: ${{ steps.image.outputs.tag}}
      platforms: ${{ steps.platforms.outputs.platforms }}
    steps:
      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0

      - name: Set image tag for ghcr
        run: echo "tag=$(cat ./VERSION)-${GITHUB_SHA::8}" >> $GITHUB_OUTPUT
        id: image

      - name: Determine image platforms to use
        id: platforms
        run: |
          IMAGE_PLATFORMS=linux/amd64
          if [[ "${{ github.event_name }}" == "push" || "${{ contains(github.event.pull_request.labels.*.name, 'test-multi-image') }}" == "true" ]]
          then
            IMAGE_PLATFORMS=linux/amd64,linux/arm64,linux/s390x,linux/ppc64le
          fi
          echo "Building image for platforms: $IMAGE_PLATFORMS"
          echo "platforms=$IMAGE_PLATFORMS" >> $GITHUB_OUTPUT

  build-only:
    needs: [set-vars]
    permissions:
      contents: read
      packages: write  # for pushing packages to GHCR, which is used by cd.apps.argoproj.io to avoid polluting Quay with tags
      id-token: write # for creating OIDC tokens for signing.
    if: ${{ github.repository == 'argoproj/argo-cd' && github.event_name != 'push' }}
    uses: ./.github/workflows/image-reuse.yaml
    with:
      # Note: cannot use env variables to set go-version (https://docs.github.com/en/actions/using-workflows/reusing-workflows#limitations)
      go-version: 1.21
      platforms: ${{ needs.set-vars.outputs.platforms }}
      push: false

  build-and-publish:
    needs: [set-vars]
    permissions:
      contents: read
      packages: write  # for pushing packages to GHCR, which is used by cd.apps.argoproj.io to avoid polluting Quay with tags
      id-token: write # for creating OIDC tokens for signing.
    if: ${{ github.repository == 'argoproj/argo-cd' && github.event_name == 'push' }}
    uses: ./.github/workflows/image-reuse.yaml
    with:
      quay_image_name: quay.io/argoproj/argocd:latest
      ghcr_image_name: ghcr.io/argoproj/argo-cd/argocd:${{ needs.set-vars.outputs.image-tag }}
      # Note: cannot use env variables to set go-version (https://docs.github.com/en/actions/using-workflows/reusing-workflows#limitations)
      go-version: 1.21
      platforms: ${{ needs.set-vars.outputs.platforms }}
      push: true
    secrets:
      quay_username: ${{ secrets.RELEASE_QUAY_USERNAME }}
      quay_password: ${{ secrets.RELEASE_QUAY_TOKEN }}
      ghcr_username: ${{ github.actor }}
      ghcr_password: ${{ secrets.GITHUB_TOKEN }}

  build-and-publish-provenance: # Push attestations to GHCR, latest image is polluting quay.io
    needs:
      - build-and-publish
    permissions:
      actions: read # for detecting the Github Actions environment.
      id-token: write # for creating OIDC tokens for signing.
      packages: write # for uploading attestations. (https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/container/README.md#known-issues)
    if: ${{ github.repository == 'argoproj/argo-cd' && github.event_name == 'push' }}
    # Must be refernced by a tag. https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/container/README.md#referencing-the-slsa-generator
    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_container_slsa3.yml@v1.7.0
    with:
      image: ghcr.io/argoproj/argo-cd/argocd
      digest: ${{ needs.build-and-publish.outputs.image-digest }}
      registry-username: ${{ github.actor }}
    secrets:
      registry-password: ${{ secrets.GITHUB_TOKEN }}

  Deploy:
    needs:
      - build-and-publish
      - set-vars
    permissions:
      contents: write  # for git to push upgrade commit if not already deployed
      packages: write  # for pushing packages to GHCR, which is used by cd.apps.argoproj.io to avoid polluting Quay with tags
    if: ${{ github.repository == 'argoproj/argo-cd' && github.event_name == 'push' }}
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
      - run: git clone "https://$TOKEN@github.com/argoproj/argoproj-deployments"
        env:
          TOKEN: ${{ secrets.TOKEN }}
      - run: |
          docker run -u $(id -u):$(id -g) -v $(pwd):/src -w /src --rm -t ghcr.io/argoproj/argo-cd/argocd:${{ needs.set-vars.outputs.image-tag }} kustomize edit set image quay.io/argoproj/argocd=ghcr.io/argoproj/argo-cd/argocd:${{ needs.set-vars.outputs.image-tag }}
          git config --global user.email 'ci@argoproj.com'
          git config --global user.name 'CI'
          git diff --exit-code && echo 'Already deployed' || (git commit -am 'Upgrade argocd to ${{ needs.set-vars.outputs.image-tag }}' && git push)
        working-directory: argoproj-deployments/argocd

